Down-ding for filing this in the Islam category. Just because the perpetrators & victims in this case were Muslim does NOT make it part of Islam. I don’t know if it’s lack of knowledge on your part or intentional misrepresentation, but it’s bullshit.

Here are a few acid attacks by non-Muslims from the first page of a Google search on the subject:

Acid attack: dalits seek justice for victim
Fatal acid attack on paramour
Wife suffers burns in acid attack
‘Jilted’ lover behind acid attack on girl

Men have also had acid thrown in their faces:
Acid attack on Sikh leader in UK

Acid attacks are a huge problem in South Asia, so much so that requests for specific laws to combat it and to compensate the victims have been called for in recent years.

New law to check acid attacks : Sabita

Report submitted to the Hon’ble Supreme Court of India for its consideration in the pending proceedings filed by one Laxmi in W.P. (Crl.) No. 129 of 2006 on “The Inclusion of Acid Attacks as Specific Offences in the Indian Penal Code and a law for Compensation for Victims of Crime” (PDF)