Extraction of natural resin from pine tree trunks - (Europe - Portugal). The resin is used for various purposes: for the tanning of skins; for the pro

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Extraction of natural resin from pine tree trunks - (Europe - Portugal). The resin is used for various purposes: for the tanning of skins; for the production of paints; to obtain essential oils; for various forms of therapies and so on.

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Size: 4752px × 3168px
Location: Portugal
Photo credit: © Francesco Scatena / Alamy / Afripics
License: Royalty Free
Model Released: No

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