hi to all..... how about in davao city area did somebody know if there is a store in these place that sales chemicals for breaking cement..those 100% effective...we have a chemist contact but he is not 100% sure that it will work,i don't know what is the name of that chemical..
if there is somebody have any info kindly share it here ..
thank you so much to all..and more power to us..
God bless..
junex143