Chemistry

Chemistry

A branch of physical science that is concerned with the study of matter and energy and how they interact.

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refresh rate

Advertising; Billboard advertising

The number of times per second the screen is updated or "repainted." Depending on the video standard, the actual image is changed only 30 times per second for NTSC signal or 25 ...

return

Sports; Football

an attempt by a player who has just caught an interception, punt, or kickoff to advance the ball the other way.

Riga

Geography; Capitals

capital of Latvia

charge back

Retail; Others

A reversal of a credit card transaction, typically initiated by the card issuer at the cardholder's request. Charge backs can occur for any number of reasons, including customer ...