TM 10-6630-245-13&P
GLOSSARY
SECTION I. ABBREVIATIONS
CPC
Corrosion Prevention and Control
°C
Degree(s) Centigrade (Celsius)
°F
Degree(s) Fahrenheit
EIR
Equipment Improvement Recommendation
FTU
Formazin Turbidity Units. Turbidity units of measure based on a Formazin stock
suspension.
g
grams
Hz
Hertz
kg
Kilogram
1
Liter
lb
Pound
mg/l
Milligrams per liter
ml
Milliliter-approximately the same as a cubic centimeter
nm
Nanometer
NBC
Nuclear, Biological, and Chemical
oz
Ounce
ppm
Parts per million, used interchangeably with milligrams per liter (mg/l)
PMCS
Preventive Maintenance Checks and Services
T
Transmittance
TAMMS
The Army Maintenance Management System
Vac
Volts alternating current
Vdc
Volts direct current
WQAS
Water Quality Analysis Set
WQAS-PM
Water Quality Analysis Set-Preventive Medicine
SECTION II. DEFINITION OF UNUSUAL TERMS
Acid-Having a pH of less than 7.
Adjust-To maintain or regulate, within prescribed limits by bringing into proper position, or setting the operation
characteristics to specified parameters.
Align-To adjust specified variable elements of an item so as to bring about optimum or desired performance.
Alkaline-Having a pH of more than 7.
Ammonia Nitrogen-A product of the microbiological decay of plant and animal protein.
Buffer (reagent) solutions-Buffer solutions are equilibrium systems containing substances which, within limits, neutralize
added acids or bases.
Burette (Buret) - A graduated tube for measuring liquid volumes or granular substances.
Calibrate-To determine and cause corrections to be made or to be adjusted on instruments or test, measuring and
diagnostic equipment used in precision measurement. Consists of comparisons of two instruments, one of which is a
certified standard of known accuracy, to detect and adjust any discrepancy in the accuracy of the instrument being
compared.
Colorimetric Test-A test used to measure the concentration of a constituent of a sample by comparing the color of the
sample against the colors of known standard solutions.
Glossary 1
