WebGreen Toxicology LLC EPA-HQ-OW-2024-0614-0037 Not applicable; comments submitted by this author were relevant to the EPA public comment review document for human health toxicity values for PFBS and related compound K PFBS Dr. Wendy Heiger-Bernays, Boston University School of Public Health EPA-HQ-OW-2024-0614-0039 WebGreen Toxicology LLC helps clients to comply with local, state, and federal regulations on health, safety, and the environment. We keep current with mandatory and proposed regulations, enabling us to respond quickly and accurately to clients' difficulties.

Services Green Toxicology LLC

WebToxicology - the study of poisons - and epidemiology - the study of disease patterns in human populations - provide important insight into the potential for contact between people and chemical, infectious, or physical agents to cause injury or illness. [email protected] Green Toxicology LLC www.GreenToxicology.com [email protected] 5 clear that it is an adverse effect, as opposed to merely an adaptive effect (Berthiaume and Wallace, 2002; Butenhoff et al., 2002; Hall et al., 2012; Convertino et al, 2024). greater than 30%

Contact Green Toxicology LLC

WebGreen Toxicology LLC www.GreenToxicology.com [email protected] Table 2 Diffusion coefficients and (mass-fraction-based) concrete-caulk partition coefficients evaluated from Liu et al. (2015), constrained by a power-law dependence of D on molar mass. Concrete #1 Concrete #2 D (m2/s) K D (m2/s) K PCB -28 6.4E 1483 8.9E 79 WebGreen Toxicology LLC Brookline, MA . Scott and I worked together representing a former lead pigment manufacturer in a series of cases including public nuisance claims brought by state and local governments, as well as numerous bodily injury claims. The potential exposure in the aggregate was potentially in excess of $100 billion – true “bet ... WebGreen Toxicology LLC Home About Us Services Areas of Expertise Contact Us Reports & Publications Areas of Expertise Health & Environmental Risk Assessment Risk assessment is the quantitative or qualitative evaluation of the potential for physical harm to result from a release of chemicals or pathogens. greater than 30% symbol