3 Concrete Slump

[@lordmanatee439]

Most enthusiastic engineer

[@ericdufrane2344]

Did it pass the test?

[@robertwestbury]

Hey concrete truck driver, just sit in the truck for an hour while I check the slump.

[@hothchiokkoang4927]

thank very much it will help me in my work place first time for me to use it

[@RobertKyemenu]

Great video

[@danielgadasu5749]

Sure I love this test am laboratory technician

[@zohaibhassan641]

Good