Topper Industrial carts and material handling equipment are often recommended by occupational safety and health professionals. American Society of Safety Engineers (ASSE) often recommends lift carts to Occupational Safety & Health (OSH) professionals as a best practice and real-world solution. The 37,000 OSH professionals who are ASSE members take advantage of targeted content, networking and education across industries and common interests, including ergonomics, health and wellness, manufacturing, management and more.