The currency of the "Petcoin" default, on Tuesday, by 6.74%, below the barrier of 8 thousand dollars, after the growing ban on social networking sites and the famous search on the Internet for advertising currency.
At 6:35 GMT, Petcavin fell 6.74% to $ 7925.7 with a market value of $ 132.1 billion, according to Anatolia. The currency of Etherium fell 12.67% to $ 462.75.
Ripal and Petequin Cash fell 9.76% and 8.61% to $ 0.57 and $ 896.53, respectively.
Electronic currencies are being squeezed, either by legislation to prevent circulation or by a war of statements from senior officials around the world, because of their extreme volatility and exploitation of illegal activities.
The company said, "Twitter," the US, at dawn today, it will begin the implementation of a ban on the announcement of virtual currency as of today.
The ban will include the announcement of the initial offering of currencies and the group financing operations used to raise money through the formation of new currencies.
Earlier this month, US technology firm Google announced it would ban digital-centric advertising from June as part of a policy update to prevent risky financial products, according to the technology website The Verdege.
Facebook has banned all digital currency advertisements and justified its decision that these ads are "often associated with fraudulent practices or fraudulent promotional practices."