Fibres, Films, Plastics and Rubbers: A Handbook of Common Polymers focuses on polymeric materials. The book first discusses a list of sections on individual polymers. Topics include olefin and vinyl-type, carbohydrate-type, synthetic condensation-type, organo-silicon, and inorganic polymers, as...
No.
Go on ebay and search PTFE sheet.
Buy a thin one (1mm) when it arrives clean it with acetone then just make small cutouts and insert them into any bottlecap you wanna use and youre set. Just make sure its tight by filling the bottle/jar with water first or you will spill base soup.
No messing around with rubber or other plastic bottlecaps.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.