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.
Salary. With a median salary of $59,460 per year, cost estimators wade at the deeper end of the construction-work earning pool. However, they are employed in nearly any industry that offers goods and services. The best-paid earned an impressive $98,140 in 2013, while the lowest earners took home $34,280.ith a median salary of $59,460 per year, cost estimators wade at the deeper end of the construction-work earning pool. However, they are employed in nearly any industry that offers goods and services.