SUPER IMPROVED METHOD

Equipment

·        1x spoon

·        1x large strip of cloth

·        1x saucepan

·        1x thermometer

·        1x measuring cup

·        1x ceramic bowl

·        350mL of vinegar

·        190mL of full cream milk

Procedure

·        Place the strip of cloth over the sink and the ceramic bowl on the bench.

·        Pour 20mL of vinegar into the measuring cup.

·        Heat the 200mL of milk in the saucepan to a temperature of 50°C.

·        Pour the heated milk into the ceramic bowl.

·        Add the vinegar to the milk in the bowl.

·        Stir the mixture with a spoon for one minute.

·        Pour the contents of the bowl carefully onto the cloth.
-Grab the corners of the cloth and tie the cloth around the tap so that the liquid is able to drain at the bottom.
-Wait for 5 minutes for the liquid to drain.

·        Remove the cloth from the tap.
-Gather the solids in the cloth and mould into a relatively round ball.

·        Place in the sun to dry for one day.

·        Tabulate information on the resultant substance including: weight, hardness, colour, flexibility and smell.

·        Repeat experiment replacing 20mL of vinegar with 0mL, 50mL and 100mL of vinegar.