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I would try heating it with a heat gun while pumping air into it, at low pressure. If you don't want to deal with hooking up a pump which would require gluing a bicycle valve through a hole in the cap, then you could achieve pressure by putting a small amount of baking soda and vinegar. Small amount.
What else can I help you with?
How do you make a plastic bottle boat?
you get a plastic bottle
How do you cut a two liter plastic bottle to make a wind mobile?
Here is one idea: using scissors, cut the bottom off the bottle. Starting anywhere at the bottom, cut in a spiral from the bottom to the top.
What is an empty pop bottle made of?
Empty pop bottles are made of glass. Some are made of plastic. Ther is usually a recycling code on the bottomof the bottle or near the bottom that indicates what kind of plastic was used to make the bottle.
How do you make a microscope out of a plastic bottle?
To make a simple microscope out of a plastic bottle, you will need to cut off the bottom of the bottle and place a small drop of water on the flat surface created. Then, take a clear piece of plastic or glass and place it over the water droplet to magnify the image. Lastly, hold the bottle up to a light source to illuminate the object you want to view.
How do you make things from plastic bottle?
depends what you want to make
How can you make a water filter using a water bottle?
To make a water filter using a water bottle, you can cut the bottom off a plastic bottle and fill it with layers of sand, gravel, and activated charcoal. Pour dirty water through the top of the bottle, and the filter will clean the water as it passes through the layers.
Is a bottle cap plastic really is a bottle cap plastic?
Plastics make up the majority of bottle caps. They might also be created from metal. Based on its intended use and the type of bottle or container, the material used to make bottle caps is selected.
Can you make a lava lamp out of a plastic water bottle?
no because the heat would melt the bottle :)
How you make aeroplane using waste material?
plastic bottle
What can i make with a recycled plastic bottle?
10/10 IGN
How do you make drip irrigation with a plastic bottle?
The easiest way to make a drip irrigation system from an old plastic bottle would be to punch a hole in the bottom of the bottle and connecting the bottle to a section of drip tape using a piece of spaghetti tube. Then elevate the bottle above ground level so that gravity will move the water to the drip tape and to your plants.
How do you make a plastic bottle look old?
you get a bottle i perfer the beer kind grab a knife and scratch it
