Halloween reaction
The Old Nassau or Halloween reaction is a clock reaction in which the colour of a chemical solution changes from orange to black.
Second year students have worked this amazing and terrifying chemical reaction.
Canadian Thanksgiving and Tasting Maple Syrup with Oliver!
This week with Oliver. Amazing! Maple syrup Maple syrup Bottled maple syrup Place of origin Canada United States Main ingredients Xylem sap (usually from sugar maple , red maple , or black maple ) Cookbook: Maple syrup Media: Maple syrup Maple syrup is a syrup usually made from the xylem sap of sugar maple , red maple , or black maple trees, although it can also be made from other maple species. In cold climates, these trees store starch in their trunks and roots before the winter; the starch is then converted to sugar that rises in the sap in late winter and early spring. Maple trees are tapped by drilling holes into their trunks and collecting the exuded sap, which is processed by heating to evaporate much of the water, leaving the concentrated syrup. Maple syrup was first collected and used by the indigenous...
