QWERTY is the name of a keyboard layout, originally designed to  prevent jams that occurred when the keys clashed together.   They're most commonly used on personal compu â¦ ters and mobile phones.    QWERTY are the first six letters from left to right on the top  letter row of your keyboard.
The average salary for mechanical insulation estimator jobs is $64,000. Average mechanical insulation estimator salaries can vary greatly due to company, location, industry, experience and benefits.
frankoppermann/iStock/Getty Images. Mechanical Drafters. Mechanical drafters made an average annual salary of $48,600, or $23.36 per hour, in 2008, according to the Bureau of Labor Statistics, with median salaries of $36,490 per year or $17.55 per hour.alifornia was the highest-paying state for architectural and civil drafters with an average annual salary of $53,750, with the others in the top fiveâConnecticut, District of Columbia, New York and Tennesseeâall paying average salaries of $50,000 or more.