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Green tools are low-risk tools that usually do not require tool-specific training. Student may only proceed with using the tool after (i)

reading specified information and

(ii) completing basic preparatory work.

Yellow tools are low-risk tools that may require training or important preparation. Student may only proceed with using the tool after they submit a (i) a waiver and (ii) a compliance checklist form that does not require additional work (preparation, training, communication etc… ) with MIT EHS and/or Project Manus. If additional work is required, student may only proceed with using the tool once MIT EHS gives written permission

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Orange tools are moderate-risk tools if appropriate training, processes and oversight are in place.  They typically require training, special preparation and planning.  Student may only proceed with using the tool after they submit a (i) a waiver, (ii) a completed safety plan form, (iii) discuss their safety plan with Project Manus and EHS, and (iv) then receive written permission from MIT EHS.  Orange tools Requires submission of safety plan, discussion with Project Manus and subsequent approval by EHS. Orange light tools/activities will typically require that you have had (or can obtainwill take) formal training. 

Red tools are high-risk tools/technologies that are generally only allowed to be worked with on campus in a controlled environment with proper supervision and support.  Red tool use in remote making is not Not permitted unless there are extraordinary circumstances and measures in in place.  If you want  to ask permission, first check with Project Manus, who will then send you to EHS if you meet certain criteria.  Permission to do redlight activities To receive authorization to use a red tool, a faculty member must make a request on the student’s behalf.  Project Manus and MIT EHS will then discuss the situation with the faculty member and student assess the situation.  Permission to use red tools will be very rare.