A lab JOB is a type of employment that involves working in a laboratory setting. It typically involves conducting experiments, analyzing data, and recording results. The term 'LAB JOB' can be broken down into two words: TEST (4 letters) and JOB (3 letters). A TEST is an assessment used to measure a person's knowledge, skills, or abilities. Therefore, a lab JOB is a type of JOB that involves testing and analyzing data in a laboratory setting.