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A hermetic seal is any type of sealing that makes a given object airtight (preventing the passage of air, oxygen, or other gases). The term originally applied to airtight glass containers but, as technology advanced, it applied to a larger category of materials, including metals , rubber , and plastics .
Taking this one stage further, the clue word can hint at the word or words to be abbreviated rather than giving the word itself. For example: "About" for C or CA (for "circa"), or RE. "Say" for EG, used to mean "for example". More obscure clue words of this variety include: "Model" for T, referring to the Model T.
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Cryogenic seals provide a mechanical containment mechanism for materials held at cryogenic temperatures, such as cryogenic fluids. Various techniques, including soldering and welding are available for creating seals; however, specialized materials and processes are necessary to hermetically entrap cryogenic constituents under vacuum-tight conditions.
Seal of Solomon – Signet ring attributed to the Israelite king Solomon; Rosy Cross – Western esoteric symbol; Eye of Providence – Symbol; Sigil – Magical symbol, as used by Hermetic theurgists. Sigillum Dei – Seal of God, or Seal of Truth, according to John Dee
Azed is a crossword which appears every Sunday in The Observer newspaper. Since it first appeared in March 1972, every puzzle has been composed by Jonathan Crowther who also judges the monthly clue-writing competition. [1] The pseudonym Azed is a reversal of (Fray Diego de) Deza, a Spanish inquisitor general.
Perhaps the most common use of induction sealing is cap sealing, a non-contact method of heating an inner seal [1] [2] to hermetically seal the top of plastic and glass containers. This sealing process takes place after the container has been filled and capped. [3] An induction sealed inner seal
An acrostic puzzle published in State Magazine in 1986. An acrostic is a type of word puzzle, related somewhat to crossword puzzles, that uses an acrostic form. It typically consists of two parts. The first part is a set of lettered clues, each of which has numbered blanks representing the letters of the answer.