Toothbrush with ivoride handle, London, England, 1870-1920 Since
1800, the toothbrush has been the most popular way to clean the
teeth. Sold by Savory & Moore, a manufacturing chemist based in
London, the handle is made from ivoride (a plastic imitation of
ivory). The circular head is made from bristles, which probably
came from animal hair. Modern toothbrush heads are made from
nylon. The toothbrush is pictured with a larger toothbrush
(A616311). Related Themes and Topics There are 717 related
objects. View all related objects Techniques and Technologies:
The science of health and how to maintain it. A condition or
practice which promotes good health. The definition varies
widely and differs across cultures. Small brushes, with long
handles, for cleaning the teeth. A variety of oral hygiene
measures have been used since before recorded history. This has
been verified by various excavations done all over the world, in
which tree twigs, bird feathers, animal bones and porcupine
quills that had been used to cle