self healing properties would be a labor savor in outside-facing building materials (e.g. roof and stucco patching compounds, window sealants, elastomeric paint

self healing properties would be a labor savor in outside-facing building materials (e.g. roof and stucco patching compounds, window sealants, elastomeric paints, wood putty) probably too expensive for such mundane uses though. maybe this stuff can extend the working lifetime of the equipment on NASA space probes