1. 
   Hl
   latent hyperopia.
   Found op http://www.encyclo.co.uk/local/21001
   
   
2. 
   Hl
   [digraph] Im the owner of this image --A2raya07 ...
   Found op http://en.wikipedia.org/wiki/Hl_(digraph)
   
   
3. 
   hl
   1) Hectoliter 2) Hectolitre 3) Metric capacity unit
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/hl/1
   
   

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