Heterogenous or Homogenous

#1 – Mixed Nuts

#2 – Brass Instruments

#3 – Black Tea

#4 – Oil in Water

#5 - Salad

#6 – Salt Water

#7 – Chocolate Milk

#8 – Sugar Water

#9 - Concrete

#10 – Coca-Cola

#11 - Smoke

#12 – Baby Milk