Yes, a mint leaf is safe to eat as it has no posion that will harm the human body. Provided that there have been no harmfull chemical pesticides sprayed on the plant, then it is completely safe.
It should be. Cat mint is only a plant similar to a herb. If you grow one yourself the cat will shred it in no time.
How is a nuclear power plant safe?
It's never safe to smoke anything! but if you are going to, stick to weed I can't imagine mint would do anything for you..
yes
yes
No. Safest is the superlative form of the adjective safe (most safe).The adverb form of safe is safely, and the superlative form of the adverb is most safely.
Yes
Well... when you rebuild you will normally fix problems, update the plant, and thereby making it safe...
There is no verb form for safe.
--> In the English language adjectives do NOT have a plural form. Therefore, you can say: "The kid is safe. The kids are safe."The verb changes, but the adjective does not.
absolutely
safe's e.g. "the safe's combination"