No.
Yes, many American laundry detergents will work at 60 degrees Celsius. Some of these brands include Tide, Cain, Purex and Arm and Hammer.
If by English you mean American then yes, in London I believe they use Celsius.
Celsius
The entire world, except for the United States and some of their territories, uses Celsius - although most American scientists, engineers, doctors, meteorologists use Celsius.(and other metric units) to allow other world scientists to more easily read and use their work.
WInter temps in snow and blizzards to over 100 degrees
Fahrenheit is used in the Bahamas, Belize, the Cayman Islands, Palau, and the United States and associated territories of American Samoa and the U.S. Virgin Islands for everyday applications (although Puerto Rico and Guam, use Celsius alongside Fahrenheit as well). Everyone else uses Celsius.
Temperature is usually measured with a thermometer which tells you how many degrees Celsius or Fahrenheit the temperature is (Fahrenheit is the American measure and Celsius is what everyone else uses)
Fahrenheit is used in the Bahamas, Belize, the Cayman Islands, Palau, and the United States and associated territories of American Samoa and the U.S. Virgin Islands for everyday applications (although Puerto Rico and Guam, use Celsius alongside Fahrenheit as well). Everyone else uses Celsius.
Celsius invented the celsius scale for temperature.
Celsius
18 Celsius