Latex 17th century, latex has been used as a term for the fluid substance in plants. It serves mainly as defense against herbivorous insects. Latex is not to be confused with plant sap; it is a separate substance, separately produced, and with separate functions. The word latex is also used to refer to natural latex rubber, particularly non-vulcanized rubber. Such is the case in products like latex gloves, latex condoms and latex clothing. Originally, the name given to latex by indigenous Equator tribes who cultivated the plant was “caoutchouc”, from the words “caa” (tear) and “ochu” (tree), because of the way
Substance 1987 (2004) that the album is "pure pleasure" and serves as "a guidebook to 1980s pop", along with Prince's "Purple Rain" (1984) and Madonna's 1990 compilation "The Immaculate Collection". "Slant Magazine"'s Sal Cinquemani was less enthusiastic and said that the album is "undeniably a product of its time". In 2005, Will Hermes included "Substance" in his "definitive guide" to dance-rock for "Spin" magazine. Substance 1989 is the video version of "Substance" that first appeared in 1989 on VHS; it was released on LaserDisc in Japan in 1991. The cover is similar to the LP, except "1987" is replaced by "1989" (though