convtime() - Convert a time stamp to text, alternate method
enter_env() - Be notified of entering the environment of an object
enter_inv() - Be notified of an object entering the inventory
id() - Identity check based on names in the standard object
init() - Called to add commands on entering inventory or environment
IS_CLONE() - Determine if an object is a clone or not
leave_env() - Be notified of leaving the environment of an object
leave_inv() - Be notified of an object leaving the inventory
MASTER_OB() - Obtain the master object from an object reference
move() - Do a controlled move of an object to another
remove_object() - Destroy an object the gentle way