"tube coolers"

Pyrite (Cubic), Ward's

Vermiculture Starter Kit

Complete Equipment for 5- to 10-Gallon Aquariums

Use this cone-shaped fine-mesh nylon net to let water pass while you filter out plankton.

Penicillium notatum is a deuteromycete that produces penicillin. It is available in normal and high-yield strains.

Normal flora of respiratory tract. Beta-lactamase positive. Also known by the name Branhamella catarrhalis

View the beauty in sponge structure.

This organism is commonly isolated in soil and produces antibiotics such as bacitracin, subtilisin, and mycobacillin.

Frequent human isolate. Causes gastroenteritis.

From sewage and human intestine. Causes dysentery.