When working in the lab testing different ph levels of acids and bases what safety rule must you always follow?

When anyone testing different levels of acid and bases some safety rules must be followed like:

Wear gloves: One should wear gloves while working with acids or base so that his hand remain safe from any damage by acid or base. Acid can cause burns in hand so gloves are most important to wear.

Mask: Fumes can be generate mainly by acids which can cause irritation so masks should is important to get protection from them.

Lab coat: Lab coat protects the body from any spill of acid or base and should be wear while working in lab.