# If an ovens temperature increases by 50 degrees Fahrenheit how many min will it take to preheat the oven 0 degrees Fahrenheit to 30 degrees Fahrenheit?

1923 and was invented by Micheal FaradayThe first refrigeration machine using vapour was invented by Oliver Evans in 1805.It was invented in 1947.

http://wiki.answers.com/Q/If_an_ovens_temperature_increases_by_50_degrees_Fahrenheit_ho...

## How many Fahrenheit go into 1 Celsius?

1 degree Celsius is equal to 33.8 degrees Fahrenheit. You can easily convert any temperature by multiplying the degrees Celsius by 9, dividing the product by 5, and then adding 32 to get the degree...
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http://www.answerbag.com/q_view/2400012

## How hot is 1,600 Celsius in Fahrenheit?

The temperature 1,600 degrees Celsius is 2,912 degrees Fahrenheit. Use the formula F = ((9/5)*C)+32 to convert a temperature in Celsius to Fahrenheit. C is the temperature in degrees Celsius, and ...
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## How to Read Fahrenheit & Celsius?

Fahrenheit and Celsius are both scaled quantities used to identify temperature. The Celsius measurement was introduced in 1742 by Andres Celsius and is more widely accepted and used in scientific ...
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http://www.ehow.com/how_8075558_read-fahrenheit-celsius.html

## How to Convert 66 Fahrenheit to Celsius?

Although 66 degrees Fahrenheit may seem like an ideal temperature, or just a few degrees shy of ideal, 66 degrees is not the same globally. In almost every place outside the United States, people d...
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http://www.ehow.com/how_8172495_convert-66-fahrenheit-celsius.html