However, before a decision is made to refuse an adjustment on health and safety grounds you must ensure that you have all the facts and are not basing the refusal on assumptions.
Fodd bynnag, cyn y gwneir penderfyniad i wrthod addasiad am resymau iechyd a diogelwch mae’n rhaid ichi ofalu fod yr holl ffeithiau gennych ac nad ydych yn seilio’r gwrthodiad ar ragdybiaethau.