- Acute and chronic toxicity of the new explosive CL-20 to the earthworm (Eisenia andrei) exposed to amended natural soils. Robidoux, P.Y., Sunahara, G.I., Savard, K., Berthelot, Y., Dodard, S., Martel, M., Gong, P., Hawari, J. Environ. Toxicol. Chem. (2004)