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Table 3 A summary of the analysis of variance (p > 0.05) for concentration of nanoparticles and exposure time

From: Natural weathering studies of oil palm trunk lumber (OPTL) green polymer composites enhanced with oil palm shell (OPS) nanoparticles

Variables

df

p- value

WL

WA

SC

ASE

D

TS

TM

EB

FS

FM

IS

Concentration (C)

4

0.543

0.000.

0.000

0.000

0.000

0.000

0.000

0.000

0.000

0.000

0.000

Exposure time (ET)

2

0.00

0.000

0.000

0.000

0.000

0.000

0.000

0.000

0.000

0.000

0.000

C × ET

8

0.294

0.016

0.000

0.063

0.000

0.936

0.562

0.155

0.997

0.759

0.295

  1. WL: weight loss; WA: water absorption; SC: swelling coefficient; ASE: anti-swelling efficiency; D: density; TS: tensile strength; TM: tensile modulus; EB: elongation at break; FS: flexural strength; FM: flexural modulus; IS: impact strength.