What does 1tr mean in crochet?

A treble crochet (sometimes called triple crochet) is taller than a double crochet and is made by working two yarn overs at the start of the stitch, instead of one yarn over as for double crochet. It is abbreviated tr.

What does 1TR mean?

1 ton of refrigeration(1TR) is that much amount of heat extraction rate which is capable of converting one U.S. ton (U.s. ton= 908kg) of water at 0°C into ice at 0°C in 24hours/1day. 1TR= 3.5kW.

How do you calculate TR on a compressor?

Some commercial and industrial refrigeration systems are rated in Tons of Refrigeration (TR, tons). A ton is the amount of heat removed by an air conditioning system that would melt 1 ton (2000 lbs.)

Converting between Btu/h and Tons of Refrigeration.

Btu/h Refrigeration Ton kW
48000 4 14.1
54000 4 1/2 15.8
60000 5 17.6

What is DC crochet?

These instructions are given in UK terminology. ‘Double crochet (dc)’ is the same stitch as the American ‘single crochet (sc)’. Double crochet creates short and compact stitches. In this video we will show you how to create a double crochet.

What is a quad treble?

The Quadruple Treble Gin is the final gin of the treble series and has been created to celebrate the historic achievement of Celtic Football Club winning four back-to-back domestic trebles in seasons 16/17, 17/18, 18/19 and 19/20.

What is the tallest a crochet stitch can be?

The treble stitch (which is abbreviated as simply tr) is what I consider to be the tallest of the more common stitches. It’s about as tall as three chain stitches, and is used in a variety of projects.

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