code: public static String calcSaturatedMoisture(String slsnd, String slcly, String omPct) {
  
          String mt33 = calcMoisture33Kpa(slsnd, slcly, omPct);
          String mtSAT33 = calcMoistureSAT33Kpa(slsnd, slcly, omPct);
          String ret = sum(mt33, mtSAT33, product(slsnd, "-0.097"), "4.3");
          LOG.debug("Calculate result for Saturated moisture (0 kPa), normal density, %v is {}", ret);
  
          return ret;
      }
docs: Equation 5 for calculating Saturated moisture (0 kPa), normal density, %v
  
  @param slsnd Sand weight percentage by layer ([0,100]%)
  @param slcly Clay weight percentage by layer ([0,100]%)
  @param omPct Organic matter weight percentage by layer ([0,100]%), (=
  SLOC * 1.72)