A wastewater treatment equipment is provided with a reaction tank and a separate reaction unit installed in the reaction tank. In one aspect, a Noni extract is uniformly dispersed in a caramel composition having an insulin response enhancing amount of sugar. The hole transporting layer includes a first layer and a second layer facing the substrate with the first layer interposed therebetween. The spring being configured to directly drive the pivot shaft in a reciprocal fashion. In response to receiving the commitment, the award is provided to the entity.