A squib is a small explosive charge, and a squib actuated valve is one that uses such a small charge to effect rapid operation of the valve to either open (the usual case) or to close. These valves are used, for example, in fire suppression systems, and in devices such as torpedoes to initiate rapid start up of the propulsion system.
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Jarryd Mcmillian
A water Toby is a shut valve at a water main
The commissures--openings between the valve leaflets--are manually separated by the surgeon.
Valve lash specs on the H Farmall 1942 Serial number 106300 refer to the tune up specifications for that particular tractor. On some varieties, the point gap is .020 and on some the timing mark is on MP.
Something ??. He invented Almost Perpetual Motion - The Amazing Clinker Pendulum Clock held in the science museum London. 1912 Mr Clinker built a crystal set capable of picking up the Morse time signals from Paris, and from then on, the Works clocks were synchronised with the Eiffel Tower international time signals. He became a pioneer in the development of radio valves, making in 1915, what is reputed to be the first British hard vacuum valve. After the war he invented and designed a portable 2 valve receiver, with self-contained aerial, to replace the crystal set used to pick up the time signals.