I began to think about various things that are called "doping", including a process to treat fabric-covered aircraft. It turns out that there are many kinds of

I began to think about various things that are called "doping", including a process to treat fabric-covered aircraft. It turns out that there are many kinds of "doping" and even an article on the supposedly mythical practice of "abortion doping", so there you go. https://en.wikipedia.org/wiki/Doping https://en.wikipedia.org/wiki/Doping