Which safety precaution should be observed while analyzing sediment from a marine aquarium?

Wear appropriate protective clothing. This includes gloves, eye protection, and a lab coat or apron. Sediments from marine aquariums can contain sharp objects, such as gravel and shells, as well as harmful bacteria.

Wash your hands thoroughly before and after handling sediments. This will help to prevent the spread of bacteria and other contaminants.

Do not eat, drink, or smoke while handling sediments. This will help to prevent the ingestion of harmful substances.

Work in a well-ventilated area. This will help to reduce your exposure to dust and other airborne contaminants.

Dispose of sediments properly. Sediments from marine aquariums should be disposed of in a sealed container, according to local regulations.