Air Quality Search Results

How To: Make a Powerful PVC Air Cannon with Coaxial Piston Valve

The video featured in this article demonstrates the function and design of a powerful form of air cannon that operates using a purpose made valve that opens very rapidly. This allows for a massive amount of pressurized air to be released at once to throw a projectile many hundreds of yards. The design of the cannon also allows the barrel and the air chamber to occupy the same space, and so it is very compact and manageable which makes for an enjoyable shooting experience.

How To: Perform RV air conditioning maintenance

Jim Twamley teaches us how to perform RV air conditioning maintenance in this tutorial. It can be expensive to replace an air conditioner, cleaning it will help give it a longer life. First, remove the top of the unit by removing the screws from the front and back. After this, blow out the inside to make sure everything is nice and clean with air pressure. Next, clean the inside of the top of the unit with household cleaner and a clean rag. After this, replace the top to the unit and insert t...

How To: Change your air filter

Changing the air filter in your car sounds like something you'd like your friendly neighborhood garage do for you, but in reality it's quite easy to change all by your onesies at home. Don't believe us? Then check out this video to learn how to replace your air filter step by step.

How To: Freeze water by boiling acetone

You can freeze water by boiling it. To do this you will need a Vacuum pump. Vacuum pump can be used to suck out air from a container and create vacuum in it. Take a bell jar. Now connect the vacuum pipe into it and suck out the air from it. Take a flash and add little bit of water to it. Now we want to freeze this water. Add some acetone to it. Acetone boils and evaporates very quickly. Add a few chips of marble to it. These will enable in boiling of the water. Now set this flask in the bell ...

How To: Fix a flat with a CO2 cartridge

In this tutorial, we learn how to fix a flat with a CO2 cartridge. Start out by grabbing the bag that is underneath your bag, which has everything you need to fix your flat tire. After this, take the wheel off and find out where the hole is located. There will be a hissing sound coming from this spot where the air is escaping. First you will remove the tube from the wheel, then replace it with a new one. Once you're finished, use a CO2 tube to fill the tire back up with air. Replace this back...

How To: Make a pole camera

In this tutorial, we learn how to make a pole camera with John Park. You can take some amazing pictures by just using a pole to mount your camera onto and take pictures with. Most cameras will work with a general pole as long as they have a tripod mounting pole. To help you press the shutter button the camera while it is up in the air, you will need to create a rig that will press it when you trigger it to press. After this, you will need to build an inner frame that tilts up and down to take...

How To: Shoot a plastic bottle cap high into the air

Plastic water bottle caps are more than just a massive strain on the environment. They can also be used to perform this cool party trick! All you do is hold the cap in your fist and then pound said fist from the bottom with your other hand. If you do it right, the cap should launch high into the air with a nice little pop. This is sure to impress the guests at your next party or puncture the cornea of one of your enemies, depending on what you aim the cap at.

How To: Bleed brakes on a 2008 Ninja 250R motorcycle

In this video, we learn how to bleed brakes on a 2008 Ninja 250R motorcycle. To do this, you will need: brake fluid and a Phillips screwdriver. To start, remove the bracket around your brake system, then spin the top of your brake reservoir open. When bleeding the brakes, you will need a plastic pump to remove the fluid. You can purchase this at any auto parts store. Next, open the valve to the fluid and insert your pipe into it and allow it to leak into the bottle. If the fluid has air bubbl...

How To: Use a fireplace insert to keep your home efficient

A fireplace is a great tool to use during the cold winter months. It can be used to help set a mood or just to keep you and others warm. But when the fire is out, it's important to close off the entrance to prevent any cold air from coming in and any warm air from leaving. The best, and cheapest, way to do this is by creating a fireplace insert.

How To: Ollie on a skateboard, for beginners

It takes most everyone a long time to do an ollie but once you have it done it happens all the time. When first starting out it is a good idea to learn the technique in the grass or on some carpet so the board doesn’t roll around. It’s also a good idea to fully learn the ollie in place before you start doing it in motion. Next is foot placement, have your front foot right behind the front bolts on your skateboard and you back foot on the tail. When you press the back foot into the ground lift...

How To: Do a standing full (backflip 360) freerun trick

In this video tutorial, viewers learn how to do a standing full (360 back-flip). Before attempting this trick, it is highly recommended that users have mastered a back-flip. Make sure that you can see he ground in mid-air. Bring your feet together and bend the arms back. Bend your knees and push up with your arms raised up. Then leap up high and twist you body in mid-air. Users may also start twisting the body as they leave the ground. This video will benefit those viewers who are interested ...

How To: Play the recorder with Mrs. Hill

In this video tutorial, viewers learn how to play a recorder. The mouthpiece of the recorder goes onto your bottom lip and in front of your bottom teeth. Do not bite on it. You rest your mouth on it. Only the tip of the mouthpiece goes in your mouth. When you blow on the recorder, blow with a steady air stream with a small amount of air. Squeaking is caused when you blow too hard and if you finger are not covering the holes completely. This video will benefit those viewers who are interested ...

How To: Remotely access the a/c in a 2010 Prius

Prius models that are equipped with tilt-slide moon roof have a remote control button on their smart keys for the remote air-conditioning system. Before leaving the vehicle, make sure the headlights are switched off or set to auto. All windows are closed and check the temperature setting of the AC system. As you return to the Prius, press the remote AC button on the smart key remote to activate the air conditioning system. The cabin will cool to the pre-set temperature without turning on the ...

How To: Do the "karate kid" runner's ab workout

Joel Harper from Runners World TV is going to show you how an ab workout properly named the "karate kid". For this ab exercise you are going to need a small medicine ball preferably one with sand inside and you are going to want to place it between your two feet while standing. Now, you want to squeeze the ball with your feet and then jump and try and toss the ball as far as you can into the air. Depending on the health of your knees you can work on flexibility also by after throwing it into ...

How To: Ollie better on a skateboard

Impress your friends with your sweet skateboard skills by learning how to ollie like a pro! First and foremost, you need to get yourself up to a comfortable speed. When you've reached a good speed, put your back foot on the tail and squat down to spring back up. Once you're up, kick your back foot down, bouncing the board off the ground and into the air. All you have to do now is stay in the air and land safely! This video will show you the way.

How To: Ollie while moving/farther on a skateboard

This video shows Melvin the Nerd explaining how to do a moving ollie on a skate board. With his taped together sunglass and nerdy voice, he explains that a moving ollie is basically the same as a non-moving ollie. When standing on the skate board you use your back foot to push down on the board as hard as possible. This will force the front of the board into the air while the back will "bounce" off the ground up into the air. Melvin the Nerd explains that the only way to learn is by practicing.

How To: Fold a JKF-18 Hornet jet paper plane

This aircraft origami masterpiece is a JKF-18 Hornet, which is modeled after the McDonnell Douglas F/A-18 Hornet] supersonic fighter jet used by the United States Navy and Marine Corps, along with the Royal Australian Air Force and Spanish Air Force. It's a fantastic plane—but this origami version of it is better!

How To: Surf a Front Side Air Reverse

Punt air-reverses like Taj Burrow. This is a super move where you sail above the lip and take off. SurflineTV's got a great set of tips. You can pull on small to head high waves to throw this trick. Make sure you keep the board on your feet. Throw your shoulder into the turn. Grab and spin with a goal to land tail to the beach.

How To: Perform a barspin on a BMX bicycle

BMX: Catch Some Air If Ernest Michaux, inventor of the modern bicycle, could see what people are doing with his creation, he'd freak out. The art of creative biking has never been more challenging and rewarding than it is now. Check out the tricks for a guide to BMX mayhem. Watch this video tutorial to see how to perform a barspin on a BMX bicycle.

How To: Perform a 360 ledge on a BMX bicycle

BMX: Catch Some Air If Ernest Michaux, inventor of the modern bicycle, could see what people are doing with his creation, he'd freak out. The art of creative biking has never been more challenging and rewarding than it is now. Check out the tricks for a guide to BMX mayhem. Watch this video tutorial to see how to perform a 360 ledge on a BMX bicycle.

How To: Build a water rocket

Who knew some plastic, water and air would be so much fun? If you like rockets and explosions, you probably knew. And so did this guy, who shows you how to make an awesome water rocket that can shoot over 200 feet! Before you try following along with the rocket build, you should gather the materials—5' long piece of ½" PVC, small length of 1½" PVC, glue, ½" PVC "T" fitting, 2 PVC caps (½"), ¾" hose clamp, 7" zip ties (9 of them), duct tape, 2-liter plastic bottle, and a bicycle pump (or air c...

How To: Play as Pit and Metaknight on Super Smash Bros Brawl

In this Super Smash Bros Brawl (SSBB) for the Nintendo Wii video, I showcase how Pit and Metaknight work, including their move properties and what I believe will be key strategies to learn with them in the long run. I came into this video with a plan, written on paper, so I showcase practically everything about these characters!