NOUN
- microscopic unicellular marine or freshwater colonial alga having cell walls impregnated with silica
How To Use diatom In A Sentence
- Alfred Nobel invented dynamite, a product in which the explosion-prone nitroglycerin is curbed by being absorbed in kieselguhr, a porous soil rich in shells of diatoms. Physiology or Medicine for 1998 - Press Release
- Diatomic molecules, N 2 and Cl 2, adsorbed on graphite, are studied using the EHT - cluster method.
- Yet diatome (kieselgur), activated carbon in powder form, bentonite and certain other types of adsorbtive clays, organic substances and cellulose derived materials are also used. 3. Technologies
- As diatoms collect on the ocean floor and are buried deeper and deeper, they are compressed and changed from a form known as diatomite, which is used in swimming pool filters, to opal.
- The process conditions of separation and purification via diatom earth filtration and alcohol precipitation were studied.
- I've used soapy water, ProTek, a citrus extract that repels insects, and diatomaceous earth applied while the foliage is wet. Seeking a tomato guru
- Last year, Siver discovered a new genus of diatom (he has discovered 60 new species over the past 20 years) that sheds light on the origin of the "raphe" -- a slit that appears along the long axis of pennate diatoms. TreeHugger
- Since silica can only limit diatoms, other forms of phytoplankton might dominate if nitrogen is regenerated more rapidly.
- In this situation, the diatomite removes bacteria and protozoa. Diatomite
- When he retired from his work as an Ophthalmic Nurse Practitioner, he decided to emulate English Botanist and Diatomist Dr. C. L. Odam and collect diatoms from tributaries.