Home pregnancy tests that use colored streaks to indicate positive results may display an evaporation line (evap line). This is a colorless streak that occurs when urine dries on the test strip.

RR is a generator of syntax diagrams, also known as railroad diagrams. It is a self-contained tool with both a browser-based GUI and a batch mode. Besides generating diagrams from EBNF rules, RR also ...

WICHITA FALLS (KFDX/KJTL) — High winds and warm temperatures have caused the evaporation rate to rise at Lakes Arrowhead and Kickapoo. The combined levels fell 0.8% for a combined total of 67.1%.

How does the urinary system work? The urinary system's function is to filter blood and create urine as a waste by-product. The organs of the urinary system include the kidneys, renal pelvis, ureters, ...

py2puml produces a class diagram PlantUML script representing classes properties (static and instance attributes) and their relations (composition and inheritance relationships). To sum it up, use at ...

* Data collected from two crystals were used for structure determination.

The water cycle is an amazing process that we started to talk about when discussing evaporation a couple of weeks ago. In this simple science activity, children make a model of the water cycle to show ...