Metalized or Metallized: How To spell?
The word Metalized is misspelled against Metallized, which is past tense of "Metallize"
Metallized has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings meta & ized which should not be misspelled with single 'L'
Wrong Spelling:  meta-l-ized  Correct Spelling:  meta-ll-ized 
Find more wrongly spelled words of Metallized to spell it well.