Editing Clackers (section)

=== Safety hazard ===
[[File:Klik-klak-rage-513001.ogv|thumb|1971 Dutch newsreel covering the toy's popularity as "Klik-klak-rage"]]
Clackers were taken off the market in the United States and Canada when reports came out of children becoming injured while playing with them. Fairly heavy and fast-moving, and made of hard [[Polymethyl methacrylate|acrylic plastic]], the balls would occasionally shatter upon striking each other.<ref>{{Citation |last1=Johnson |first1=Barb |title=More of this world or maybe another: Stories |date=20 October 2009 |url=https://books.google.com/books?id=pz8mD9Vn6OQC&dq=clackers+toy&pg=PA198 |publisher=Harper Collins |isbn=9780061944048}}</ref><ref>{{cite news |date=February 12, 1971 |title='Clacker' Injuries Reported by F.D.A. |url=https://www.nytimes.com/1971/02/12/archives/clacker-injuries-reported-by-fda.html |access-date=5 January 2023 |work=The New York Times}}</ref> In the United States, they were classed as a "mechanical hazard" in ''[[United States v. Article Consisting of 50,000 Cardboard Boxes More or Less, Each Containing One Pair of Clacker Balls]]''.<ref name="case">{{cite court|litigants=United States v. Article Consisting of 50,000 Cardboard Boxes More or Less, Each Containing One Pair of Clacker Balls|vol=413|reporter=F. Supp.|opinion=1281|court=E.D. Wisc.|date=1976|url=https://law.justia.com/cases/federal/district-courts/FSupp/413/1281/1660578/|access-date=2017-11-13}}</ref>