How to smooth frizzy hair<br>Wash with a moisturizing shampoo. Frizz is often caused by dryness, so it's important to restore moisture to your hair in the shower. Always use a sulfate-free shampoo.
You can't smooth some frizzy hair.
There are certainly some hair types that can not be smoothed. The article seems to be talking generally and doesn't include every type of hair texture.
( z1 possible :polarity - :ARG1 ( z2 smooth :ARG0 ( z3 you ) :ARG1 ( z4 hair :ARG1-of ( z5 frizzy ) :quant ( z6 some ) ) ) )