Turkey’s government on Friday moved to ban sales of cyanide compounds to the public in the wake of suicides using the deadly substance.

Changes to the regulations on sales of cyanide require an end-user certificate, said the Environment and Urbanization Ministry.

Under the regulations published in Turkey’s Official Gazette, sales of a host of substances are now controlled, including hydrogen cyanide, hydrocyanic acid, calcium cyanide, and cadmium cyanide.

Under the rules, cyanide compounds will not be placed on the market for sale to the public through the internet or in any electronic medium, and all packaging will include the

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