Throwable

For an object to be throwable, it must be directly or indirectly derived from the Throwable class.

Source: wiktionary

In general, each function may specify a list of throwable objects […]

Source: wiktionary

[…] if you need to make certain symbols visible externally for debugging purposes or for catching exceptions for throwable entities within a library.

Source: wiktionary

Speaking of cycling, most things are recycled: There are bins for paper and bins for cans. Most plastic throwables are simply not allowed (though organizers haven’t quite found a substitute for forks, spoons and knives).

Source: wiktionary