If this is your first visit, be sure to
check out the FAQ by clicking the
link above. You may have to register
before you can post: click the register link above to proceed. To start viewing messages,
select the forum that you want to visit from the selection below.
a day went by ,so here s the answer
its a tool to measure the fluidity of fresh concrete on the yard ,called the "abrams cone". why measure that? please google it becouse its a long story
Comment