Building materials 1_Properties_of_aggregates_part1_procedure 1_Properties_of_aggregates_part1_report 1_Properties_of_aggregates_part1_theory 2_Properties_of_aggregates_part2_procedure 2_Properties_of_aggregates_part2_report 2_Properties_of_aggregates_part2_theory 3_Cement_Building_lime_procedure 3_Cement_Building_lime_report 3_Cement_Building_lime_theory 4_Masonry_units_Clay_roofing_tiles_procedure 4_Masonry_units_Clay_roofing_tiles_report 4_Masonry_units_Clay_roofing_tiles_theory 5_Structural_timber_procedure 5_Structural_timber_report 5_Structural_timber_theory 6_Flexible_sheets_for_waterproofing_Bitumen_and_bituminous_binders_procedure 6_Flexible_sheets_for_waterproofing_Bitumen_and_bituminous_binders_report 6_Flexible_sheets_for_waterproofing_Bitumen_and_bituminous_binders_theory