buffer rod
91Soil pH — is the pH of soil water. It is based on the measurement of pH, which depends on the activity of hydrogen ions (H+) in a solution.There are many different methods to collect soil water, all which influence the measured soil pH in one way or… …
92Montauk, New York — Montauk   CDP Suffolk County, New York   Nickname(s): The Candycorn State …
93Overhead lines — This article is about the transmission of electrical power to road and rail vehicles. For transmission of bulk electrical power to general consumers, see Electric power transmission. For powerlines mounted on pylons, see overhead power line.… …
94Silver nitrate — Silver nitrate …
95Wrench — For other uses, see Wrench (disambiguation). A set of chrome vanadium metric wrenches, open at one end, box/ring at the other. This type is commonly known as a combination wrench. A wrench or spanner is a tool used to provide grip and mechanical… …
96Invisible Woman — Infobox superhero character name = Sue Storm Richards caption = Cover for Marvel Knights Four #5. Art by Steve McNiven publisher = Marvel Comics debut = The Fantastic Four #1 (November 1961) creators = Stan Lee Jack Kirby real name = Susan Storm… …
97Tap and die — Not to be confused with Tool and die. Taps and dies are cutting tools used to create screw threads, which is called threading. A tap is used to cut the female portion of the mating pair (e.g., a nut). A die is used to cut the male portion of the… …
98Lebanese Civil War — The Martyr s Square statue in Beirut, 1982, during the civil war Date 13 A …
99Blade — For other uses, see Blade (disambiguation). Knife blades A blade is that portion of a tool, weapon, or machine with a cutting edge and/or a pointed tip that is designed to cut and/or puncture, stab, slash, chop, slice, thrust, or scrape animate… …
100Abortifacient — In this medieval image, a midwife prepares a pennyroyal mixture for a pregnant woman. An abortifacient is a substance that induces abortion. Abortifacients for animals that have mated undesirably are known as mismating shots. Common… …
