The Petroleum Quality Institute of America (PQIA) fielded a number of calls and emails following publication of test results for three brands of antifreeze (also known as coolants) last week. In addition to expressing dismay about the product (click for details) on the retail shelf with only 8% ethylene glycol and a freeze point of… Read More ›
The Petroleum Quality Institute of America tested three brands of Antifreeze/Coolant. The freeze point of the samples tested meet the products’ labeled claims and based on the tests conducted, there are no issues with the quality of the products. Coming up later in the week: A look at four more Genuine/OEM Motor Oils. Click for… Read More ›
The results of the tests conducted on these samples are consistent with their labeled claims.
Two of the five coolant/antifreeze samples recently examined by PQIA fail to meet their label claims for freeze point protection. Polar Zone: Test results on the sample of Polar Zone examined has a freeze point of -2.2°F. This freeze point is above the labeled claim stating “Protects to -20°F,” and well above the industry standard… Read More ›
The results of the tests conducted on these samples are consistent with their labeled claims. CLICK BOTTLES FOR DETAILS Polar LONGLIFE Shell Rotella Ultra ELC Signature Home SMB
Four more samples of Antifreeze/Coolant tested, one has issues, another underscores the importance of reading the labels Of the four antifreeze/coolants tested, one product (SuperS Antifreeze Summer Coolant 50/50 Prediluted) has an issue in that it does not meet its labeled claim. The freeze point of the product tested is -25°F. This is higher… Read More ›
The PQIA ran five more brands of antifreeze through the laboratory. Although four checked out fine, one has issues. Whereas the one with issues meets its freeze point protection claim, the test results on the sample are not consistent with a new coolant based on the standard specifications stated in ASTM D-3306 and ASTM D-4985…. Read More ›
The Petroleum Quality Institute of America recently took a look at seven coolant/antifreeze products on retail shelves. Whereas four checked out fine, there are concerns with three. CLICK BOTTLES BELOW FOR TEST RESULTS and PQIA ASSESSMENTS. Click Here to View the Antifreeze/Coolants Tested in 2015