Product timeline. 1  1982 â Diet Coke is introduced, becoming the largest-selling low-calorie soft drink in America. 2  1983 â Diet Coke is introduced in the UK. 3  1986 â Diet Cherry Coke is introduced in American markets. 4  1994 â Diet Coke changes logo. 5  1999 â Diet Cherry Coke changes logo. 6  2001 â Diet Coke with Lemon is introduced.
21Â°C = 69.8Â°F. Use the formula F = 9/5C + 32. To convert from Celsius to Fahrenheit, multiply the number by 9, divide by 5, and add 32. In this instance, 21 x 9 = 189 / 5 = 37.8 + 32 = 69.8. Therefore, 21 degrees Celsius is equal to 69.8 degrees Fahrenheit.se the formula F = 9/5C + 32. To convert from Celsius to Fahrenheit, multiply the number by 9, divide by 5, and add 32.
177 degrees Celsius x 9 = 1593 1593 / 5 = 318.6 318.6 +32 = 350.6 degrees Fahrenheit, which can be rounded to 350 degrees Fahrenheit. Weâll often come across a recipe that we would love to make, but find the oven temperature listed in the recipe is not what we are used to.Here, in the United States we use Fahrenheit.o convert degrees Fahrenheit to degrees Celsius, you will need to subtract 32 to the Fahrenheit temperature, multiply by 5, then divide by 9. For example, to convert 350 degrees Fahrenheit to Celsius you would complete the following equation: 350 degrees Fahrenheit â 32 = 318. 318 x 5 = 1590.