Jim Klinger, The Voice Newsletter February 2023
Full Disclosure: Over the past year, the ASCC Technical Division fielded several Hotline calls from members experiencing difficulties related to ASTM C 595 portland-limestone cement Type1L, hereinafter referred to as "PLC" (as opposed to "OPC", ordinary portland cements, brand X,ASTM C 150 Types I and I/II and so on).
At fir...
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