The experimentalists best friend

The experimentalists best friend is the small red pin on the right. Push it in, and the nasty red light above will go away, and you can finally conduct your experiments to your hearts content under the warm glow of the green light above.




Correct, this little friend is the security override. I have written time and again about the host of safety features that hinders helps to keep us safe here at the EPFL. Here is how we deal with them:

In the picture below you can see a whole bunch of the little greedy green lights that have to be satisfied so that pushing the big blue button (see red arrow) will open the valve to your coveted toxic vapours. And if you look closely, you can see all my little friends below, keeping them happy...




Sometimes I think safety regulations were written by a representative of the pin-industry...