Then they tried a different test to see if it contained harmful biological agents.

Also, an R-400 aerial bomb was found that could possibly contain biological agents.

It sometimes contains sugar, coloring agents, and other additives.

The individual agent is part of larger system that contains multiple agents and multiple artifacts.

Steroid containing agents should not be used for more than 14 days as they may cause thinning of the skin.

It has anti-bacterial qualities and may also contain anti-tumour agents.

For example, the natural oils repel water that may contain infecting agents.

A grid based map contains trees, corrals, cows and agents.

The list typically contains prominent actors, directors, producers, agents, and lawyers.

Botox is made from human plasma (part of the blood) which may contain viruses and other infectious agents.