Soap

HOW TO MAKE SOAP IN THE TRADITIONAL

STYLE USING RECYCLED MATERIALS

MATERIALS

MANY PEOPLE BROUGHT TO SCHOOL RECYCLED OIL

MATERIALS: WE TESTED DIFFERENT TYPES OF OIL

DIFFERENT TOOLS: STIRRING PINS, GLASSES AND CARTONBOARD/ PLASTIC RECIPIENTS

TAP WATER

GRADUATED CYLINDERS

SODIUM HYDROXIDE AND PERFUME IN OIL

MATERIALS: WATER, OIL AND SODIUM HYDROXIDE

MATERIALS: ELECTRONIC WEIGHING MACHINE

TY

MATERIALS: YOU MAY ALSO ADD DRIED LEAVES AND FLOWERS

MORE DRIED LEAVES

TEACHERS TESTED THE DIFFERENT TYPES OF OIL

WE HAD TO WEIGH 32 GRAMS OF SODIUM HYDROXIDE FOR 120 ML OF WATER

GRADUATED CYLINDER, VEGETABLE RECYCLED OIL, WATER AND A STIRRING PIN

ALL THE INGREDIENTS TOGETHER

PROCESS

EACH PAIR HAS THE MATERIALS ON THE TABLE

CHEMICAL PROCESS OF SAPONIFICATION

LISTENING TO THE INSTRUCTIONS

PUTTING ON THEIR GLASSES

LISTENING CAREFULLY

STUDENTS LISTENING TO THE INSTRUCTIONS

GETTING READY TO START

LISTENING CAREFULLY

READY TO START

WHICH IS THE PROCESS?

STUDENTS HELPING EACH OTHER

HELPING STUDENTS TO WEIGH THE SODIUM HYDROXIDE

WEIGHING THE SODIUM HIDROXIDE

IT HAS TO BE EXACTLY WEIGHED

GRADUATED CYLINDERS HAVE TO BE FILLED IN WITH 120 ML OF WATER

WATER IS ADDED TO THE WATER HYDROXIDE AND STIRRED ONCE AND AGAIN

WATER AND THE SODIUM HYDROXIDE HAS TO BE STIRRED WITHOUT STOPPING

THE OIL IS ADDED DROPWISELY TO THE MIXTURE OF WATER AND SODIUM HYDROXIDE

STIRRING THE MIXTURE WITHOUT STOPPING

STIRRING THE SOAP

Soap is getting thicker Soap is being formed

PERFUMED OIL MAY BE ADDED TO THE MIXTURE

PERFUME MAY NOT HAVE ANY ALCOHOL

EACH PAIR MADE A DIFFERENT SOAP

THIS PAIR HAD TO HEAT IT TO ACCELERATE THE PROCESS

THE SOAP IS ALMOST READY

RESULT

DIFFERENT SHAPES OF SOAP

LETTING IT DRY ON THE WINDOW SILL

VIDEO

VIDEO

SOAP IN MANY SHAPES AND COLOURS

DIFFERENT SOAPS MADE BY STUDENTS

FINISHED SOAPS

WRAPPING THEM

PACKING THE SOAP

WRITING THE LABELS

THE SOAP HAS ALREADY BEEN PACKED BY STUDENTS

THE END