2.1 MORTAR
DEFINITION – PROPERTIES AND USES OF MORTAR – TYPES OF
MORTAR – CEMENT AND LIME MORTAR – MIX RATIO OF
CEMENT MORTAR FOR DIFFERENT WORKS.
2.2 CONCRETE
DEFINITION – CONSTITUENTS OF CONCRETE –
MANUFACTURING PROCESS – BATCHING – PROPERTIES OF
FRESH CONCRETE – VARIOUS TEST ON FRESH CONCRETE –
PROPERTIES OF HARDENED CONCRETE – VARIOUS TEST ON
HARDENED CONCRETE – TYPES OF CONCRETE.
2.3 PAINTS AND VARNISHES
DEFINITION – FUNCTIONS OF PAINT – TYPES OF PAINTS AND
THEIR USES – OIL, ENAMEL, EMULSION, DISTEMPER, CEMENT,
ALUMINIUM, BITUMINOUS AND PLASTIC PAINTS – VARNISHES
– DEFINITION – CHARACTERISTICS OF A GOOD VARNISH –
INGREDIENTS OF VARNISH– TYPES OF VARNISH AND THEIR
USES –OIL, TURPENTINE , SPIRIT AND WATER VARNISH.