While it is common knowledge that ice freezes at 32 degrees that is hardly the ideal ice to skate on. Most ice rinks will keep the air temperature at a brisk 55-65 degrees and the on-ice temperature between 17 and 29 degrees.
How cold are hockey rinks? If you are going to a professional hockey game, the temperature in the arena will be between 60F (15C) and 65F (18C). You will be comfortable wearing a light jacket or hockey jersey. Read More...
There are many reasons to consider Bob Hayes the fastest man in history. Yes, even faster than Usain Bolt. Hayes did not have any of the advantages sprinters have today plus the evidence on Wikipedia: At the 1964 Summer Olympics, in Tokyo, Hayes had his finest hour as a sprinter.
How fast is Bob Hayes mph? According to San Jose State Coach Bud Winter, who has made special study, this is typical of best-trained sprinters. Read More...
GSM – GRAMS PER SQUARE METRE
The GSM weight does not refer to the actual weight of the GI or material but the Grams per square metre (GSM) so as an example a 350 GSM pearl weave will be thinner and lighter in weight than a 550 GSM pearl weave.
What is gi GSM? One of the things usually mentioned for the gi jacket fabric is GSM. GSM stands for Grams per Square Meter, this is used to determine the weight of the fabric. Read More...