article_snippet: The assault came in a carefully-planned ambush in which Miss Smith was lured to a house party in their home town of Hull last August.
article_snippet: This was an assault which was unprovoked and premeditated.
article_snippet: Last year a newspaper investigation revealed there had been 21 court cases involving the throwing or sending of dangerous substances in 2013 – compared to just five the previous year.
article_snippet: One of the most notorious cases came in 2008 when model Katie Piper sustained horrendous injuries after an ex-boyfriend arranged for acid to be thrown in Katie Piper face.