Hollow Glass Microspheres

Famous quotes containing the words hollow and/or glass:

“Since ever they flung abroad in spring
The leaves had promised themselves this flight,
Who now would fain seek sheltering wall,
Or thicket, or hollow place for the night.”
—Robert Frost (1874–1963)

“The glass of fashion and the mould of form,
Th’observed of all observers.”
—William Shakespeare (1564–1616)