Permissible and impermissible items of trade

Q:

1. Is selling cosmetics which are used for make-up halaal?

2. Is it permissible to invest in such a business by buying shares/stocks?

Q: There are many patients who suffer from insomnia. They need sleeping pills to get sleep. Is it allowed to sell sleeping pills via an online pharmacy?

Q: Is it permissible to buy a bank repossessed car from a company that deals with those kind of cars before the cars go to the auctions. They are sold at a much cheaper price.

Q: Is selling mosquito coil halal? It may contain few harmful ingredients for human body or maybe not.

Q: Is it allowed to manufacture coffins as a business?

Q: Is it permissible to sell vapes, if a person only sells and doesn't smoke? Is the money derived from the sale of vapes halaal?

Q: Is opening a medical store business halaal in Islam?

Q: Is it permissible to make and sell artwork?

Q: I want to start a business by selling non-alcoholic malt beverages. I want to know whether that income will be halaal or haraam?

Q: If someone has done fraud and is selling designer clothing and items by means of fraud, is it permissible to buy any clothes, shoes or accessories from this person Islamically?