New method

Equipment

·        1x spoon

·        1x strainer

·        1x saucepan

·        1x thermometer

·        1x measuring cup

·        1x ceramic bowl

·        500mL of vinegar

·        1L of full cream milk

Procedure

·        Place the strainer over the sink and the ceramic bowl on the bench.

·        Pour 100mL 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 into the strainer.

·        Gather the solids in the strainer and mould into a 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 100mL of vinegar with 0mL, 50mL, 100mL and 200mL of vinegar.