Meaning of "mercenary ambulance chasers"

[Cooliegirly]

"Far from being mercenary ambulance chasers, trial lawyers perform a public service by forcing coporations to consider the potential financial cost of pollution, unsafe products, and mistreatment of workers."

[Conchita]

Is that your perfect summer read, Cooliegirly ?!

The adjective 'mercenary' refers to people interested in money. Someone can have mercenary instincts, for example.

Here's what Wikipedia says about the term 'ambulance chaser', which is a new one on me (good that you brought it up!):

[Cooliegirly]

Ha, interesting, thank you. I hate it that I don't get to use Wikipedia over here. By the way, aside from summer reading and the essays that follow, I'm also having summer school to go to.