Home › Forums › setting the stage › advantages question 3 › Difference This topic has 0 replies, 1 voice, and was last updated 2 years, 2 months ago by thsr. Viewing 1 post (of 1 total) Author Posts September 30, 2022 at 8:28 am #6743 thsrParticipant The construction engineer uses known materials and technologies. The material scientist tries to invent new material and tech. Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In