Icons illustrating penetration of PM into lungs

[davidlary]

Have interactive diagrams like shown at where level of PM for each size fraction maps onto transparency of:

• Upper respiratory tract (PM10)
• Lower respiratory tract (PM2.5)
• Alveolus (PM1)
• Blood/Whole Body (PM0.1)

Helpful text at https://www.encyclopedie-environnement.org/en/health/airborne-particulate-health-effects/

Perhaps some useful example at

• https://echarts.apache.org/examples/en/editor.html?c=pictorialBar-body-fill
• *** This link may help with a lot of the cut outs already prepared: https://echarts.apache.org/examples/en/editor.html?c=geo-organ