Subsection(g) of section 24 of chapter 90, as so appearing, is hereby amended by inserting after the word ???liquor???, in line 666, the following words:- ???or drugs???. and by striking the word breath, in line 690, and inserting in place thereof the following words:- ???breath, blood or other bodily substance???. and by striking the word ???one-hundredths.???, in line 700, and inserting in place