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- Mace (spray) - Wikipedia
Mace is the brand name of an early type of aerosol self-defense spray invented by Alan Lee Litman in the 1960s The first commercial product of its type, Litman's design packaged phenacyl chloride (CN) tear gas dissolved in hydrocarbon solvents into a small aerosol spray can, [1] usable in many environments and strong enough to act as a deterrent and incapacitant when sprayed in the face
- Wig - Wikipedia
In Egyptian society men and women commonly had clean-shaven or close-cropped hair and often wore wigs [3] [4] The ancient Egyptians created the wig to shield shaved, hairless heads from the sun
- Kibbutz communal child rearing and collective education
Everybody at school, including students and the education team, would read a book and then debate the dilemma it brought up, such as a controversial character The school would create a court which had members from all the youth society groups: a defendant, judges, prosecutor, a defense, and witnesses
- Shock wave - Wikipedia
In the case of an aircraft travelling at high subsonic speed, regions of air around the aircraft may be travelling at exactly the speed of sound, so that the sound waves leaving the aircraft pile up on one another, similar to a traffic jam on a motorway When a shock wave forms, the local air pressure increases and then spreads out sideways
- Shettles method - Wikipedia
The Shettles Method is a child conception idea that is reputed to help determine a baby's sex It was developed by Landrum B Shettles in the 1960s and was publicized in the book How to Choose the Sex of Your Baby, coauthored by Shettles and David Rorvik
- Delta Force - Wikipedia
The 1st Special Forces Operational Detachment–Delta (1st SFOD-D), also known as Delta Force, Combat Applications Group (CAG), or within Joint Special Operations Command (JSOC) as Task Force Green, [2] is a special operations force of the United States Army under the operational control of JSOC
- Cotton gin - Wikipedia
A model of a 19th-century cotton gin on display at the Eli Whitney Museum in Hamden, Connecticut A cotton gin—meaning "cotton engine" [1] [2] —is a machine that quickly and easily separates cotton fibers from their seeds, enabling much greater productivity than manual cotton separation [3]
- Lord Chief Justice of England and Wales - Wikipedia
The Lord or Lady Chief Justice of England and Wales is the head of the judiciary of England and Wales and the president of the courts of England and Wales Until 2005 the lord chief justice was the second-most senior judge of the English and Welsh courts, surpassed by the lord chancellor, who normally sat in the highest court
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