A reoccurring theme throughout the years within Lewis' work has been the synthesis of glass with metal, which under the creative influence of the artist, results in corrosion, patination and texture.
In the artist’s own words;
“In my work I try to create pieces which are hard to identify materially and have an unknown. I enjoy making things whether a glass vessel or a glass furnace, I appreciate things crafted by hand. My history is of engineering and consequently, I love to push the boundaries of what is expected of materials”