You know you need a plumber if you repair whats broken or whats wrong with the sink yourself.The plumber should be certified and come from a reputatable company. you should also ask for references from the plumber if your not sure that they can do the job.
The only way to tell whether a gasket has asbestos or not is to have it sampled by a qualified person and analysed in a qualified laboratory.
I don't know about Master Plumber but I know a Plumber who is a Foreman and makes 38 an hour for commercial plumbing. It also depends on where you live. Wages vary from city to city depending on cost of living and competition. Also whether the company is Union or non-Union. Union companies usually pay higher wages and have better benefit packages.
if you don't already know, you probably shouldn't mess with it, if its broken, replace it, or take it to a PC store
You need to direct this question to a qualified physician. Remember, ANYONE can answer questions on this website, whether or not they actually know what they're talking about.
First of all let me know whether you are a qualified technician or a lay person with some repair experience in electronics
if you dont know this you should not be a plumber
Do you know what can happen on a very good day
A broken what?
ask chuck noris
First, you should know how to spell.
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When the engine stops working, have a qualified mechanic look at it. That person will be able to tell you whether the engine can be fixed or needs to be replaced.