Unyaka wokusungulwa 1991. Ukungeniswa kwezinto zokwakha ezinophawu kanye nezinhlelo: el. Izintambo zokushisa nezokushisa ze-RAYCHEM, izitshalo zamandla elanga, amasistimu okushisa amanzi elanga, abaqoqi bomoya oshisayo, i-asphalt+ okokumbozwa kwamashidi, amabhande, ama-shingles, irabha ewuketshezi, i-paving, ama-nano polymers, amateyipu okunweba, iminyango yomlilo...