# Plywood Hardener

**Item ID**: 4684
**Grade**: White
**Weight**: 0.5 LT
**NPC Buy**: 84,000 silver
**NPC Sell**: 3,360 silver
**Marketable**: yes

## Flavor

A material used to strengthen Plywood through Processing.


## Obtain

Craft via an Alchemy Tool in your residence if at least Alchemy Apprentice 1.


## From the Knowledge Book

**Plywood Hardener**

Alchemy Ingredients: Pure Powder Reagent x1 + Fir Sap x4 + Bloody Tree Knot x3 + Trace of Nature x3

A Plywood Hardener made from an alchemical process, it makes plywood more solid and durable. Heating the plywood after generously applying the hardener will make it even more solid.

See [Plywood Hardener](/knowledge/7224.md) for the full entry.

## Crafted From

Each craft produces 3× **Plywood Hardener** for 700,000 silver. Any one of the following ingredients works:

- 10× [Moss Tree Plywood](/item/4695.md)
- 10× [Loopy Tree Plywood](/item/4698.md)
- 10× [Thuja Plywood](/item/4702.md)
- 10× [Standardized Timber Square](/item/4685.md)
- 10× [Thornwood Plywood](/item/4711.md)
- 10× [Caphras Tree Plywood](/item/4725.md)
- 10× [Snowfield Cedar Plywood](/item/4722.md)


## Used in Exchanges

Consumed by 80 exchange recipes. Top 20 by quantity:

- [Trace of Memory](/item/5963.md) — ×21 _(Cotton Cultivation)_
- [Trace of Death](/item/5962.md) — ×12 _(Cotton Cultivation)_
- [Remnants of Burnt Spirits](/item/5964.md) — ×10 _(Cotton Cultivation)_
- [Trace of Violence](/item/5961.md) — ×2 _(Cotton Cultivation)_
- [Faded Metal Shard](/item/9715.md) — ×50 _(Excavation)_
- [Dragon Slayer Celestial Bo Staff Blueprint](/item/9756.md) — ×30 _(Excavation)_
- [Premature Fruit](/item/9720.md) — ×10 _(Excavation)_
- [Unusual Fruit](/item/9723.md) — ×10 _(Excavation)_
- [Crocodile Meat](/item/9732.md) — ×5 _(Excavation)_
- [Shining Powder](/item/9733.md) — ×5 _(Excavation)_
- [Soft Whale Meat](/item/9731.md) — ×5 _(Excavation)_
- [Solid Paste Bait](/item/9706.md) — ×3 _(Excavation)_
- [High-quality Pepper](/item/7323.md) — ×18 _(Flax Cultivation)_
- [Special Arrow Mushroom Crate](/item/7679.md) — ×2 _(Mining)_
- [[Guild] Parchment](/item/9903.md) — ×16 _(Processing Node)_
- [Dragon Slayer Lancia Blueprint](/item/9757.md) — ×30
- [[Guild] Galley Blueprint Piece](/item/9906.md) — ×30
- [Enhanced Flax Fabric](/item/5860.md) — ×25
- [[Guild] Iron Core Timber Square](/item/9907.md) — ×25
- [[Guild] Seal](/item/9905.md) — ×25


## Used In


- [Acacia Plywood](/item/4681.md)

- [Ash Plywood](/item/4652.md)

- [Birch Plywood](/item/4661.md)

- [Cedar Plywood](/item/4667.md)

- [Elder Tree Plywood](/item/4674.md)

- [Fir Plywood](/item/4664.md)

- [Log](/item/4605.md)

- [Maple Plywood](/item/4655.md)

- [Palm Plywood](/item/4671.md)

- [Pine Plywood](/item/4658.md)

- [Steel](/item/4077.md)

- [White Cedar Plywood](/item/4677.md)