soap
DESCRIPTION
Making soapTRANSCRIPT
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