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Gram

Environment Grab sampleGrassed waterway

gram stain A differential stain by which bacteria can be divided into gram-positive or gram-negative groups, depending upon whether they retain or lose the primary stain (crystal violet) when exposed to treatment with a de-colorizing agent.

 


gram : A unit of mass equivalent to one milliliter of water at 4 degrees Celsius. 1/454 of a pound.

Gram
The primary unit of weight in the metric system. 31.1033 grams = 1 troy ounce. 1 avoirdupois (i.e. ordinary) ounce = 28.3500 grams.
Granular ...

1 gram
Metric Conversions (mass)
Unit Number of grams
Kilogram (kg) also called metric tonne ...

The number of gram-equilivants of a substance per liter.
Offset
A method established by the 1990 Clean Air Act to give companies, ...

For example, over the next 100 years, a gram of methane (CH4) in the atmosphere is currently estimated as having 23 times the warming effect as a gram of carbon dioxide; methane's 100-year GWP is thus 23.

An improved automobile inspection and maintenance pro- gram--aimed at reducing automobile emissions---that contains, at a minimum, more vehicle types and model years, tighter inspection, and better management practices.

E.coli: Escherichia coli - gram negative bacterium widely used in microbiological and genetic research as well as in protein production.
Efficacy: Power or capacity of a drug to produce a desired therapeutic effect.

Calorie: Amount of energy required to raise the temperature of 1 gram of water 1 degree Celsius
Candle filter: A relatively coarse aperture filter, designed to retain a coat of filter medium on an extended surface.

The weight of clay or organic colloid that has a combining power equal to 1 gram-atomic weight of hydrogen.
erode
To wear away or remove the land surface by wind, water or other agents.

Enhanced Inspection and Maintenance (I&M): An improved automobile inspection and maintenance pro- gram -- aimed at reducing automobile emissions -- -that contains, at a minimum, more vehicle types and model years, tighter inspection, ...

A lunch-sized brown paper bag was discarded as a possible balloon material because it weighed 7.28 g and could not possible contain a gram of helium to satisfy the needed ratio.
Experiment B: ...

It was based on the rate of decay of atoms within one gram of radium. It is named for Marie and Pierre Curie who discovered radium in 1898.

See also: Environment, Concentration, Release, Water, Soil