Buckyballs are thought to be formed-at least fleetingly-when carbon-containing substances, such as candles, are burned and make soot.
(Buckyballs; are thought; ) (Buckyballs; to be formed at least fleetingly; ) (carbon-containing substances, such as candles; are burned; ) (carbon-containing substances, such as candles; make; soot)
Buckyballs Buckyballs carbon-containing substances, such as candles carbon-containing substances, such as candles
are thought to be formed at least fleetingly are burned make
soot