I applied in-person. The process took 2 days. I interviewed at Holcim
Interview
During the interview I was asked primarily about my previous experience and then some regarding my education. Being a lab job, the experience I acquired during my previous work experience was more valuable than pure university education.
Interview questions [1]
Question 1
The most difficult question that came up was "What was one of your greatest failures and how did you overcome it?". I've always had difficulty answering a question like this.