SeaTALK

I was surfing the net and came across a site called Seatalk, It is a wonderful tool for those not so proficient in the english language wanting to get more familiar with seafaring terminology. Best of all it is free for anyone to use. I suggest to go to the FAQ section first or clicking the "how to use" video, as the website is not very straightforward to use.  Below is the excerpt from their homepage.

What is SeaTALK?

Certificates required for working on yachts

When you contemplate working on a yacht or in general get involved in shipping you will hear the word certificate being mentioned in every connection. It is today's money making racket and standardization of shipping that has brought it about. Also manufacturers wants to ensure that the product they are selling is certified to a certain standard. You can't even have a piece of uncertified steel onboard or plywood for that matter, same goes for the crew...

Sample of certficate