ACI Aggregate Testing Technician - Level 1 - Section 8 Exam Questions and Answers

ACI Aggregate Testing Technician - Level 1 - Section 8 Exam Questions and Answers This test method involves the use of hazardous materials. True or False? - Answer- True The user of these standards is responsible for any safety problems associated with them. True or False? - Answer-True The principal value of this test is to furnish a warning that injurious amounts of ____ may be present. - Answer-Organic impurities A dark color in the test sample is a warning sign. True or False? - Answer-True When a sample subjected to this test produces a color lighter than the standard color solution, it is advisable to perform the test for the effect of organic impurities on the strength of the mortar. True or False? - Answer-False; when it produces a darker color When organic impurities are evident in the fine aggregate tested, it is advisable to perform Test Method _____ . - Answer-T71 For this test, bottles of at least 3 inch outside thickness should be used. True or False? - Answer-False; thickness no more than 2.5 in. Unmarked bottles may be calibrated and scribed with graduations by the user. True or False? - Answer-True