Question

1. the smcl for ______ are a ton of 3. this contaminant is a useful test for determining the effectiveness of different kinds of treatments and as means for tracing the source of contaminants.

a. tastes
b. odors
c. colors
d. laxative effects

1. sulfates tend to form hard scales in boilers and heat exchangers, cause taste effects, and ______ are commonly noted by newcomers or casual or intermittent users of water high in sulfate.

a. tastes
b. odors
c. colors
d. laxative effects

1. the smcl for _______ is 5 mg/l. high concentrations produce adverse physiological

Explanation:

1. Secondary Maximum Contaminant Levels (SMCLs) for taste have a threshold number (TON) of 3, and taste is used to evaluate water treatment effectiveness and trace contaminant sources.
2. Sulfates in high levels of water are known to cause laxative effects, particularly in people not accustomed to consuming such water, in addition to scale formation and taste impacts.

Note: Question 7 is incomplete, so a full answer cannot be provided for it.

Answer:

1. a. tastes
2. d. laxative effects