Examples of INCUMBENT. 1  Voters will have the chance to see the incumbent and her opponent in a series of three debates. 2  Incumbents often have an advantage in elections. It is incumbent upon the press to act not in its own best interests, but in society's best interests. â 2 Carll Tucker, Saturday Review, 23 June 1979. â¦ 3  the various types of obligation incumbent on the members of the profession.
Centrifugal type spark arrestor. A spark arrestor is any device which prevents the emission of flammable debris from combustion sources, such as internal combustion engines, fireplaces, and wood burning stoves. Spark arrestors play a critical role in the prevention of wildland fire and ignition of explosive atmospheres.
Spark arrestors come in different shapes and sizes and youâll have to choose the one that will best fit your chimney cap. The right spark arrestor should keep embers or sparks from flying out of your chimney. The other type of spark arrestor is used indoors and itâs used either as a decoration or to block sparks and embers from entering your house. The most popular model is a stand-alone screen thatâs placed not far from the fireplace.