The average annual salary of a welder is $37,420 or an equivalent of $17.99 per hour but depending on skill and the type of work, salaries can go up or down. On the job training, technical school, and a high school diploma are the requirements to become a welder whose work is mostly full time.
The Bureau of Labor Statistics lists the median annual salary for aestheticians as $28,920 annually, which equates to about $13.90 per hour. How to Become a Medical Aesthetician: Aestheticians must complete a training program that is accredited by the State Board of Cosmetology.
According to Payscale (http://www.payscale.com/research/US/Job=Esthetician/Salary), the average annual salary of a practicing aesthetician with less than 1 year of experience ranges from $13,200 to $32,500. Given the aesthetician is already 10 years in the industry, he or she may earn as much as $58,000 a year.