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.
Comparisons. Architectural drafters comprise almost half of all drafting professionals, and earned an average of $22.94 per hour or $47,710 per year. However, they are paid less than almost any other drafting professional. For example, electrical and electronics drafters received the highest wages at $26.34 per hour or $54,800 per year, followed by mechanical drafters got $23.94 per hour or $49,790 per year. Even other, unclassified drafters, averaged $23.18 per hour or $48,210 per year.