Workers check the machines inside the waste storage of PT Solusi Bangun Indonesia Tbk (SBI) where the trash is being shredded, sieved and dried into Refuse Derived Fuel (RDF), in Bogor, West Java province, Indonesia, September 21, 2021. Picture taken September 21, 2021. To match Special Report ENVIRONMENT-PLASTIC/CEMENT REUTERS/Willy Kurniawan