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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. Hermetic seals are essential to the correct ...
John Landis Mason, inventor of the Mason jar. In 1858, a Vineland, New Jersey tinsmith named John Landis Mason (1832–1902) invented and patented a screw threaded glass jar or bottle that became known as the Mason jar (U.S. Patent No. 22,186.) [1] [2] From 1857, when it was first patented, to the present, Mason jars have had hundreds of variations in shape and cap design. [8]
Crude versions of conically tapered ground glass joints have been made for quite a while, [1] particularly for stoppers for glass bottles and retorts. [2] Crude glass joints could still be made to seal well by grinding the two parts of a joint against each other using an abrasive grit, but this led to variations between joints and they would not seal well if mated to a different joint.
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The school was established in 1953 as Witney's secondary modern school before becoming a comprehensive school in 1968. [1] Previously a community school administered by Oxfordshire County Council, in February 2017 Wood Green School converted to academy status. The school is now sponsored by the Acer Trust.
St Thomas More Catholic School is a coeducational secondary school and sixth form with academy status, located in Wood Green, London N22. The school was founded in 1952 at Holcombe Road Tottenham, London N17, fourteen years after work had begun on the buildings. [1] It is the only Roman Catholic secondary school in the London Borough of ...
Wilko collapsed with the loss of over 12,000 jobs, £625 million in debt and a £50 million pension deficit. [23] During the administration process, it was reported that its owners had taken £77 million out of the company in the preceding decade. [24] In September 2023, B&M bought 51 Wilko stores for £13 million. [25]
The Henry Box School has a large and successful sixth form, from which the majority of students go on to higher education including the most competitive universities such as Oxford and Cambridge. [37] [38] The sixth form is part of the Witney Consortium, which allows students to study some subjects at Wood Green School or Abingdon and Witney ...