Definition of corporate in the AudioEnglish.org Dictionary. Meaning of corporate. What does corporate mean? Proper usage and audio pronunciation (and phonetic transcription) of the word corporate. Information about corporate in the AudioEnglish.org dictionary, synonyms and antonyms.
EPA Universal Certification - A Universal certification is required for HVAC technicians who service all types of equipment. The EPA Universal Certification exam consists of 100 multiple-choice questions: 25 Core questions, 25 Type I questions, 25 Type II questions, and 25 Type III questions. A score of 72% is required to pass each section, which means 18 of the 25 questions must be answered correctly in order to obtain each certification.
The correct answer depends on the size of the schedule 40 PVC pipe. For example at 75 degrees F, 2 sch. 40 PVC pipe can work with liquid up to 280 PSI, but 3 is only rated for 260 PSI and 4 PVC for only 220 PSI, etc. These are MAXIMUMS and again are NOT for schedule 40 cellular core DWV type PVC.