meltwater vs scald

meltwater

noun
  • Water from melting ice or snow. 

scald

noun
  • A burn, or injury to the skin or flesh, by hot liquid or steam. 

verb
  • To heat almost to boiling. 

  • To burn with hot liquid. 

How often have the words meltwater and scald occurred in a corpus of books? (source: Google Ngram Viewer )