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Related Concept Videos

Wood Products01:21

Wood Products

121
Wood products encompass a broad range of materials crafted from wood strands, veneers, lumber, and even waste wood-like shreds, designed for both structural and nonstructural purposes. Various specialized wood products have been developed to enhance strength, durability, and versatility in building applications.
Glue-laminated wood, often referred to as glulam, combines multiple smaller pieces of dimensional lumber using adhesives to form a single, larger piece. Cross-laminated timber consists...
121
Wood Panel Products01:18

Wood Panel Products

111
Wood panel products are essential materials used in construction for applications such as flooring, siding, and roofing, typically available in standard dimensions of 4 feet by 8 feet, with thicknesses varying from one-quarter of an inch to one and one-eighth inches. Among the most common types of wood panels is plywood, which is produced by gluing multiple layers of thin wood veneers under pressure. The grain of the outer veneers runs lengthwise, while the grains of the interior layers run...
111
Introduction to Wood01:19

Introduction to Wood

309
Wood, derived from trees, is a versatile and widely used construction material. Trees feature a trunk surrounded by a protective layer of dead bark. Beneath this outer layer lies the living bark, followed by the cambium, and then the sapwood which transitions into heartwood as it matures. At the center of the trunk is the pith. The age of a tree can be discerned by examining its growth rings, which are concentric bands visible in the trunk's cross-section.
The structural integrity of the...
309
Lumber01:19

Lumber

165
Lumber is derived from logs which are harvested, debarked, and processed into long pieces with a rectangular cross-section. The transformation of logs into lumber involves multiple steps, beginning with an automated saw that slices the log into slabs. These slabs are then transported via a conveyor belt to smaller saws, where they are cut into square-edged pieces of specific widths.
Initially, the surfaces of these lumber pieces are rough, and their dimensions may vary slightly from one end to...
165
Softwoods and Hardwoods01:28

Softwoods and Hardwoods

222
Softwoods and hardwoods, derived from different types of trees, are distinguished by their leaf structures and cellular compositions, each serving unique purposes in construction and manufacturing. Softwoods come from cone-bearing trees with needle-like leaves and are predominantly composed of longitudinal cells called tracheids and a smaller proportion of radial cells known as rays. Due to their cellular structure, softwoods are commonly used in construction for structural frames, sheathing,...
222
Wood Surfacing01:14

Wood Surfacing

129
Wood surfacing is a critical finishing process designed to smoothen the wood surface, enhance its dimensional accuracy, and make handling safer. This process compensates for potential shrinkage during the seasoning phase by marginally increasing the wood dimensions before surfacing. It also helps correct some distortions that may occur as the wood dries.
The equipment used in the surfacing process is a plane equipped with rotating blades. This tool efficiently smoothens the wood surface and can...
129

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Related Experiment Video

Updated: Aug 25, 2025

Fabrication and Design of Wood-Based High-Performance Composites
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Fabrication and Design of Wood-Based High-Performance Composites

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Emerging Engineered Wood for Building Applications.

Yu Ding1, Zhenqian Pang2, Kai Lan3

  • 1Department of Materials Science and Engineering, University of Maryland, College Park, Maryland20742, United States.

Chemical Reviews
|October 19, 2022
PubMed
Summary
This summary is machine-generated.

Engineered wood products offer a sustainable solution to reduce the building sector's significant carbon footprint. Advanced modifications enhance wood's properties for multifunctional applications, paving the way for carbon-negative buildings.

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Area of Science:

  • * Materials Science & Engineering
  • * Sustainable Architecture
  • * Forest Products

Background:

  • * The building sector accounts for 37% of global energy-related CO2 emissions (11.9 Gt in 2020).
  • * Conventional building materials contribute significantly to carbon emissions.
  • * There is a critical need for sustainable materials and designs to lower the carbon footprint of buildings.

Purpose of the Study:

  • * To review recent advancements in chemically modified wood for next-generation engineered wood products.
  • * To broaden the scope of engineered wood products beyond structural applications to include multifunctional building components.
  • * To explore computational design, modification methods, and analysis tools for sustainable wood-based building materials.

Main Methods:

  • * Review of recent research on chemical modifications and structural engineering of wood.
  • * Discussion of multiscale design principles from a computational perspective.
  • * Exploration of Life Cycle Assessment (LCA) and Techno-Economic Analysis (TEA) tools.

Main Results:

  • * Chemically modified wood enables a new generation of engineered wood products.
  • * Wood can be engineered for enhanced mechanical, thermal, optical, and energy performance.
  • * Computational design, LCA, and TEA can guide the development of feasible and eco-friendly wood products.

Conclusions:

  • * Engineered wood products have significant potential for addressing global sustainability challenges in construction.
  • * Advanced wood-based technologies can lead to the fabrication of carbon-storage materials.
  • * Development of sustainable, carbon-negative buildings is achievable using these wood technologies, aiding climate change mitigation.