3.12 If pour strong acid in room, need to operate alkali neutralization and flush with a lot water. Can use soil to absorb, then rinse with water.
3.13 During opening and dissolution caustic alkali, need to wear rubber gloves, masks, glasses and use special tools.
3.14 It’s not allowed to stand on the top of underground or semi-underground acid-base tank.
3.15 There be fence and clear sign equipped with acid-base tank. Its glass liquid level tube shall be equipped with metal shield.