Simply by closing all the gaps that are there. And if you're wonder how they waterproof things like Mp3 players and mobiles. They just put special water-proof paste inbetween the gaps. Or push the two sides where the gaps are with rubber inbetween them, pushed with high-pressure and then also glued with special water-proofed glue.
No. Not all...but most are made waterproof these days.
The Type of plastic that they use is one way that made it waterproof
If you mean India ink, the answer is no. India ink in made with carbon black and is not inherently waterproof. It must be made waterproof the same way other inks are made waterproof, by the addition of certain chemicals and compounds.
Waterproof storage containers are typically made out of plastic or coated with a waterproof material. A container that is recommended is the Rubbermaid waterproof storage box.
A waterproof jacket and waterproof overtrousers.
No. Its made out of farbic
Yes, if boots are said to be waterproof then they generally are waterproof. If you are still unsure then check your boots to see if they are made up of rubber, or if they contain rubber in the inner lining, as water proof boots are generally made up of this material.
Proof against penetration or permeation by water; impervious to water; as, a waterproof garment; a waterproof roof., A substance or preparation for rendering cloth, leather, etc., impervious to water., Cloth made waterproof, or any article made of such cloth, or of other waterproof material, as rubber; esp., an outer garment made of such material., To render impervious to water, as cloth, leather, etc.
They are made of frozen water...
2006
because that is how they where made
It was pitch that was used.