Difference between revisions of "Lignin indicating pen"
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[[File:Wood indic pen.jpg|thumb|Lignin Indicating Pen]] | [[File:Wood indic pen.jpg|thumb|Lignin Indicating Pen]] | ||
== Description == | == Description == | ||
| − | [[File:Wood_indic_pen_ins_cc.jpg|Lignin Indicating Pen]] | + | [[File:Wood_indic_pen_ins_cc.jpg|thumb|Lignin Indicating Pen]] |
[University Products] A brand name for a marking pen which contains a lignin-sensitive indicating ink. | [University Products] A brand name for a marking pen which contains a lignin-sensitive indicating ink. | ||
