SC Johnson has earned a perfect score on the Human Rights Campaign (HRC) Corporate Equality Index. The HRC Corporate Equality Index rates companies on a scale of 0 to 100 on their fair treatment of gay, lesbian, bisexual and transgender employees, consumers and investors. This year marks the 13th consecutive year that the company has been recognized on the list, which provides an in-depth analysis and rating of large US employers and their policies and practices pertinent to lesbian, gay, bis...